EasyCareers Job Posting: Part-Time USPS Postal Support Employee(PSE)Job in Liberty | Part at United States Postal Service. This is a Part Time role in  Liberty,  MO. Salary: $20 - $23.

Part-Time USPS Postal Support Employee(PSE)Job in Liberty | Part

Posted on July 25, 2026

Liberty, MO Part Time $20 - $23

Part-Time Role Based in Liberty

Primary Details

  • Job Title: USPS Postal Support Employee (PSE) – Flexible Part-Time Role
  • Employer: United States Postal Service (Hiring for part-time roles in Liberty)
  • Based in: Liberty, MO (a central Liberty location)
  • This part-time role in Liberty is an excellent opportunity for professionals skilled in relevant skills.
  • Our United States Postal Service part-time team in Liberty, MO is growing.
  • Benefit from working part-time in Liberty, a key hub for the Government And Retail industry.

What You Get

  • Pay: $20-$23/Hour (approx. $26k/Year)
  • Benefits: Flexible scheduling to fit your personal or study commitments.
  • Excellent work-life balance for part-time staff in Liberty.

Core Focus

  • Core objectives involve your professional skills in a part-time capacity in Government And Retail.


Core Operations & Data Accuracy

The Postal Support Employee (PSE) is a versatile, vital role within the USPS network, acting as the bridge between raw logistics and customer-facing retail. PSEs ensure that every piece of mail is accurately tracked and routed.


Key Duties Include:

  1. Operating advanced barcode sorting machines and automated dispatch systems.
  2. Distributing incoming mail into precise carrier routes inside the local station.
  3. Providing exceptional retail service at the front counter, selling money orders, and assisting customers with passports.
  4. Resolving complex zip code routing errors.

This role offers varied tasks, a climate-controlled environment, and a highly structured path to becoming a Career Postal Clerk.